. >> adam maintained hope he was going to get out some day i think because of the shifting laws regarding minors and life imprisonment. that's what he was clinging to. >> we all know he made a mistake. i think he pay what he done. >> i'll get out. this isn't going to be forever. >>> coming up -- >> my nickname is lefty. it's because i have one arm. >> the loss of an arm leads to tragedy and murder. ♪ >>> when we met brian at california state prison corcoran, we had a pretty good hunch that the origin of his nickname would play a major part in his story. >> my nickname is lefty. never been called lefty, it's because i have one arm. at 18 i was the victim of a drunk driving accident when i was in the air force. >> the other thing that was significant about brian to me was he was the height of irony on a lot of levels. he was a good example as to why you don't want to take justice into your own hands. his crime was that of a vigilante. >> you know being a christian means you don't have to be scared of your past because your sins, no matter how ugly they are, and we have some ugly ones in t